In `DeltaABC`, `/_A` is right angle and `AD` is perpendicular to `BC`. If `AD=4 cm, BC=12 cm,`
502 views · Published 13 October 2018 · 2:29 · Indexed 27 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW In `DeltaABC`, `/_A` is right angle and `AD` is perpendicular to `BC`. If `AD=4 cm, BC=12 cm,` then value of `(cotB+cotC)=`
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